package com.hmall.api.client;

import com.hmall.api.client.fallback.ItemClientFallback;
import com.hmall.api.config.DefaultFeignConfig;
import com.hmall.api.dto.ItemDTO;
import com.hmall.api.dto.OrderDetailDTO;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestParam;

import java.util.List;

// 当前类是Feign接口，主要作用是用来远程调用商品微服务
@FeignClient(value = "item-service",
configuration = DefaultFeignConfig.class,
fallbackFactory = ItemClientFallback.class)
public interface ItemClient {

    // 根据商品id集合查询商品信息
    @GetMapping("/items")
    List<ItemDTO> queryItemByIds(@RequestParam("ids") List<Long> ids);

    @PutMapping("/items/stock/deduct")
    public void deductStock(@RequestBody List<OrderDetailDTO> items);
}
